One week, Gerard wrote a check for $8.75, deposited $4.50 and wrote another check for $2.75. What was the change to Gerard's bank account that week? (either write the sign or state in words if it is a gain or a loss with the amount) *

2/3(-6y+9x) expand each expression using the distributive property

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?